Abstract: Deposition of the manganese dioxide (MnO2) Thin Film (TF) was carried out by Electron beam (E-beam) evaporation technique. Structural, optical, and electrical characteristics reveal that ...

本文开发了一种便携式琼脂基比色水凝胶传感器（AH），集成Au@MnO2纳米颗粒（NPs）与智能手机图像分析技术，实现浓香型白酒（LFB）酒醅淀粉的快速无标记检测。通过淀粉酸解为葡萄糖、葡萄糖氧化酶（GOx）催化生成H2O2触发Au@MnO2蚀刻的蓝-粉颜色变化，检测限达3 ...

Key Laboratory of Northwest Water Resource, Environment and Ecology, MOE, Xi’an University of Architecture and Technology, Xi’an 710055, China Shaanxi Key Laboratory of Environmental Engineering, ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

A divisional organizational structure gives a larger business enterprise the ability to segregate large sections of the company's business into semi-autonomous groups. While generally better suited to ...

Each company tends to use the business structure that suits it best – there is no absolute right or wrong way to structure a business. Whether a particular structure is advantageous or disadvantageous ...

开发高性价比的质子交换膜(PEM)电解析氧反应(OER)电催化剂是实现大规模电解制氢的关键。在这里，我们提出利用化合物Er2O3来提高MnO2在酸性OER中的催化性能。原位拉曼和DFT计算表明，Er2O3不仅抑制了MnO2的相变，而且在界面处进行溶解，从而优化了活性催化层的 ...

An enigmatic L-shaped structure found underground near the pyramids at Giza may be an entrance to a mysterious deeper feature below it. When you purchase through links on our site, we may earn an ...